Robust weak Galerkin finite element solvers for Stokes flow based on a lifting operator

Z Wang, R Wang, J Liu - Computers & Mathematics with Applications, 2022 - Elsevier
This paper presents novel finite element solvers for Stokes flow that are pressure-robust due
to the use of a lifting operator. Specifically, weak Galerkin (WG) finite element schemes are …

A low-order divergence-free H (div)-conforming finite element method for Stokes flows

X Li, H Rui - IMA Journal of Numerical Analysis, 2022 - academic.oup.com
In this paper, we propose a discretization of the Stokes equations on general simplicial
meshes in two/three dimensions, which yields an exactly divergence-free and pressure …

Gradient robust mixed methods for nearly incompressible elasticity

SR Basava, W Wollner - Journal of Scientific Computing, 2023 - Springer
Within the last years pressure robust methods for the discretization of incompressible fluids
have been developed. These methods allow the use of standard finite elements for the …

Local divergence-free polynomial interpolation on MAC grids

C Schroeder, RR Chowdhury, T Shinar - Journal of Computational Physics, 2022 - Elsevier
Divergence-free vector fields play an important role in many types of problems, including the
incompressible Navier-Stokes equations and the equations for magnetohydrodynamics. In …

A two-level finite element method with grad-div stabilizations for the incompressible Navier–Stokes equations

Y Shang - Journal of Computational and Applied Mathematics, 2024 - Elsevier
This article presents and studies a two-level grad-div stabilized finite element discretization
method for solving numerically the steady incompressible Navier–Stokes equations. The …

A pressure robust staggered discontinuous Galerkin method for the Stokes equations

L Zhao, EJ Park, E Chung - Computers & Mathematics with Applications, 2022 - Elsevier
In this paper, we propose a pressure robust staggered discontinuous Galerkin method for
the Stokes equations on general polygonal meshes by using piecewise constant …

[PDF][PDF] Pressure-robust discretizations for incompressible flow problems on anisotropic meshes

V Kempf - 2022 - athene-forschung.unibw.de
Recently there has been increased interest in a special class of discretizations for
incompressible flows, which produce velocity approximations that are independent of how …

A new global divergence free and pressure-robust HDG method for tangential boundary control of Stokes equations

G Chen, W Gong, M Mateos, JR Singler… - Computer Methods in …, 2023 - Elsevier
Abstract In Gong et al.(2020), we proposed an HDG method to approximate the solution of a
tangential boundary control problem for the Stokes equations and obtained an optimal …

An equal-order hybridized discontinuous Galerkin method with a small pressure penalty parameter for the Stokes equations

Y Hou, Y Han, J Wen - Computers & Mathematics with Applications, 2021 - Elsevier
In this paper, an equal-order hybridized discontinuous Galerkin (HDG) method with a small
pressure penalty parameter for the Stokes equations is analyzed. When the pressure …

An embedded discontinuous Galerkin method for the Oseen equations

Y Han, Y Hou - ESAIM: Mathematical Modelling and Numerical …, 2021 - esaim-m2an.org
In this paper, the a priori error estimates of an embedded discontinuous Galerkin method for
the Oseen equations are presented. It is proved that the velocity error in the L 2 (Ω) norm …